| Official Name: | Sud-Nikolayevka |
| Native Name: | Суд-Николаевка |
| Native Name Lang: | ru |
| Settlement Type: | Selo |
| Pushpin Map: | Russia Voronezh Oblast#Russia |
| Subdivision Type: | Country |
| Subdivision Name: | Russia |
| Subdivision Type1: | Region |
| Subdivision Name1: | Voronezh Oblast |
| Subdivision Type2: | County |
| Subdivision Type3: | District |
| Subdivision Name3: | Podgorensky District |
| Subdivision Type4: | Municipality |
| Utc Offset1: | +3:00 |
| Coordinates: | 50.3333°N 76°W[1] |
Sud-Nikolayevka (Russian: Суд-Никола́евка) is a rural locality (a selo) and the administrative center of Pervomayskoye Rural Settlement, Podgorensky District, Voronezh Oblast, Russia. The population was 719 as of 2010.[2] There are 9 streets.[3]
Sud-Nikolayevka is located 10 km south of Podgorensky (the district's administrative centre) by road. Pokrovka is the nearest rural locality.[4]